Discovery certificate for object 2020dbf
TNS Astronomical Transient Report No. 62415 [ 2020TNSTR.577....1F ]

Date Received (UTC): 2020-02-21 20:08:57
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, G. Pignata, F.E. Bauer, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020dbf
Discoverer internal name: ZTF20aapyzpr
Coordinates (J2000): RA = 11:20:29.944 (170.1247665) DEC = +26:57:12.64 (26.9535125)
Discovery date: 2020-02-21 07:33:45.000 (JD=2458900.8151042)

Potential host galaxy: NGC 3629
Host redshift: 0.00503

Remarks: Early SN candidate (g-rise > 0.93+-0.23 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aapyzpr

Photometry

Discovery (first detection):
Discovery date: 2020-02-21 07:33:45.000
Flux: 19.9304 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-02-21 06:27:05
Limiting flux: 20.4304 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2020dbf